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Altera_Forum
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16 years ago

Flash two parallel flash IC by two usb-blaster controlled by one computer

Hello, I have met a problem with my system. I hope who knows the root course can give me a favor. There are two usb-blaster connected to my computer. And I want to flash the serial flash...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
16 years ago

I'm not familiar with the programming algorithm used by the nios2-flash-programmer respectively the mfdutility loader. But the only explanation for the observed behaviour is, that it's very low level, without any intelligence and data buffering for burst programming in the FPGA side loader. With the PFL IP, you have two versions, a basic and an enhanced one. The latter involves a data fifo and local execution of a complete burst programming cycle.